OMO ElectronicOMO Electronic
Expand menu
Hello, Sign inMy Account
0 Cart

LTC3612EUDC#PBF

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P24P25-P27P28-P30
LTC3612
7
3612fc
For more information www.linear.com/LTC3612
Internal Start-Up in Forced
Continuous Mode
Tracking Up/Down in
Forced Continuous Mode,
DDR Pin Tied to 0V
Tracking Up/Down in Forced
Continuous Mode, DDR Pin Tied
to SV
IN
Reference Voltage
vs Temperature
Switch On-Resistance
vs Input Voltage
V
OUT
500mV/DIV
RUN
1V/DIV
I
L
1A/DIV
PGOOD
2V/DIV
500µs/DIV
3612 G17
V
OUT
= 1.8V
I
OUT
= 3A
V
MODE
= 1.5V
V
OUT
1V/DIV
V
TRACK/SS
500mV/DIV
PGOOD
2V/DIV
2ms/DIV
3612 G18
V
OUT
= 0V TO 1.8V
I
OUT
= 3A
V
TRACK/SS
= 0V TO 0.7V
V
MODE
= 1.5V
V
DDR
= 0V
V
TRACK/SS
200mV/DIV
V
OUT
500mV/DIV
PGOOD
2V/DIV
2ms/DIV
3612 G19
V
OUT
= 0V TO 1.2V
I
OUT
= 3A
V
TRACK/SS
= 0V TO 0.4V
V
MODE
= 1.5V
V
DDR
= 3.3V
TEMPERATURE (°C)
–60 –50
0.594
REFERENCE VOLTAGE (V)
0.596
0.600
0.602
0.604
–10
30
50 150130
3612 G20
0.598
–30 10
70
90
110
0.606
INPUT VOLTAGE (V)
2.5
R
DS(0N)
(Ω)
0.06
0.08
0.10
4.5
3612 G21
0.04
0.02
0.05
0.07
0.09
0.03
0.01
0
3.0
3.5
4.0
5.0 5.5
MAIN SWITCH
SYNCHRONOUS SWITCH
Switch On-Resistance
vs Temperature
TEMPERATURE (°C)
–60 –50
0
R
DS(ON)
(Ω)
0.01
0.03
0.04
0.05
70
0.10
0.09
3612 G22
0.02
10
–10
110
50
–30
90
30 150130
0.06
0.07
0.08
MAIN SWITCH
SYNCHRONOUS SWITCH
Typical perForMance characTerisTics
V
IN
= 3.3V, RT/SYNC = SV
IN
, unless otherwise noted.
LTC3612
8
3612fc
For more information www.linear.com/LTC3612
Frequency vs Input Voltage
Switch Leakage vs Temperature,
Main Switch
Switch Leakage vs Temperature,
Synchronous Switch
Frequency vs Resistor on
RT/SYNC Pin
Frequency vs Temperature
Dynamic Supply Current vs Input
Voltage without AVP Mode
RESISTOR ON RT/SYNC PIN (kΩ)
0
0
FREQUENCY (kHz)
500
1500
2000
2500
800
4500
3612 G23
1000
400
200
1000 1200
600 1400
3000
3500
4000
TEMPERATURE (°C)
–60
–1.5
FREQUENCY VARIATION (%)
–1.0
0
0.5
1.0
–30
10
30 150
3612 G24
–0.5
–50 –10
50
70
110
130
90
INPUT VOLTAGE (V)
2.25
–2.5
FREQUENCY VARIATION (%)
–2.0
–1.0
–0.5
0
1.0
3612 G25
–1.5
0.5
3.75
3.25
5.25
2.75
4.25 4.75
TEMPERATURE (°C)
0
SWITCH LEAKAGE (nA)
1000
3000
4000
5000
7000
–50
30
90 110
3612 G26
2000
6000
10
150
–30
–10
50 70
V
IN
= 2.25V
V
IN
= 3.3V
V
IN
= 5.5V
TEMPERATURE (°C)
0
SWITCH LEAKAGE (nA)
1000
3000
4000
5000
7000
–60
20
60 80 110
3612 G27
2000
6000
0
150
–40
–20
40
V
IN
= 2.25V
V
IN
= 3.3V
V
IN
= 5.5V
INPUT VOLTAGE (V)
0.1
DYNAMIC SUPPLY CURRENT (mA)
1
10
100
2.25 3.25 3.75 4.25 4.75
0.01
2.75 5.25
3612 G28
FORCED CONTINUOUS MODE
PULSE-SKIPPING MODE
Burst Mode OPERATION
Typical perForMance characTerisTics
V
IN
= 3.3V, RT/SYNC = SV
IN
, unless otherwise noted.
LTC3612
9
3612fc
For more information www.linear.com/LTC3612
V
OUT
Short to GND,
Forced Continuous Mode
Dynamic Supply Current vs
Temperature without AVP Mode
TEMPERATURE (°C)
0.1
DYNAMIC SUPPLY CURRENT (mA)
1
10
100
–60 –50 30 70 110 150130
0.01
–10 10 50 90–30
3612 G29
FORCED CONTINUOUS MODE
PULSE-SKIPPING MODE
Burst Mode OPERATION
V
OUT
1V/DIV
I
L
2A/DIV
50µs/DIV
3612 G30
V
OUT
= 2.5V
I
OUT
= 0A
V
MODE
= 1.5V
Start-Up from Shutdown with
Prebiased Output
(Forced Continuous Mode)
Output Voltage During Sinking
vs Input Voltage
V
OUT
500mV/DIV
PGOOD
5V/DIV
I
L
2A/DIV
20µs/DIV
3612 G31
PREBIASED V
OUT
= 2.2V
V
OUT
= 1.2V
I
OUT
= 0A
V
MODE
= 1.5V
INPUT VOLTAGE (V)
2.25
1.76
V
OUT
(V)
1.78
1.82
1.84
1.86
1.90
3612 G32
1.80
1.88
3.75
3.25
5.25
2.75
4.25 4.75
–1.5A, 2MHz, 120°C
–1.5A, 2MHz, 25°C
V
OUT
= 1.8V
1µH INDUCTOR
Output Voltage During Sinking
vs Input Voltage
INPUT VOLTAGE (V)
2.25
0.88
V
OUT
(V)
0.89
0.91
0.92
0.93
0.95
3612 G33
0.90
0.94
3.75
3.25
5.25
2.75
4.25 4.75
–1.5A, 1MHz, 120°C
–1.5A, 1MHz, 25°C
V
OUT
= 0.9V
1µH INDUCTOR
Typical perForMance characTerisTics
V
IN
= 3.3V, RT/SYNC = SV
IN
, unless otherwise noted.
P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P24P25-P27P28-P30

LTC3612EUDC#PBF

Mfr. #:
Buy LTC3612EUDC#PBF
Manufacturer:
Analog Devices / Linear Technology
Description:
Switching Voltage Regulators 3A, 4MHz, Monolithic Synchronous Step-Down Regulator
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
T/T Paypal Visa MoneyGram Western Union

Products related to this Datasheet